1,939,340+ Lead Software Engineer Full Stack Java React Jobs in UK — Top Companies Hiring July 2026

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Camunda Lead Full Stack Developer London, UK Full time Hybrid

Camunda Lead Full Stack Developer Location: London, UK About the Job you are considering: We are seeking experienced Camunda Lead Full Stack Developer with strong expertise in banking domain who will oversee the planning, execution, and successful delivery of projects. < ...

Senior Developer (Typescript and Python)

MCS Group delighted to be working with an innovative and rapidly growing technology organisation as they look to appoint a Senior Software Developer to join their expanding engineering team in Belfast. This is an excellent opportunity for an experienced engineer who enjoys working across complex sys ...

Full Stack Engineer Livestreaming Team (LND or NYC) On Site in London Siza Buso Consulting

Responsibilities Design, build, and optimize livestreaming and media delivery pipelines. Develop highly responsive, real-time frontends using Next.js and React that interface seamlessly with livestreaming backends. Architect scalable infrastructure and deployment pipelines using AWS ...

Software Engineer

Software Engineer - Farnborough - Hybrid - £70,000 - £80,000 A growing technology organisation operating within highly secure environments is looking to hire Software Engineers to support and evolve critical Software programmes. Responsibilities Collaborate with the develo ...

Senior Product Security Engineer

Senior Product Security Engineer - Up to £250,000 We are working with one of the top buy side firms in the city who are a leader in blending modern technology with the most performant financial systems, revolutionising themselves to become a key player in London. Currently, they are undertaking an ...

Senior Software Engineer

Base pay range Join Triptease — Where Travel Tech Meets Impact At Triptease, we're building technology that helps hotels thrive in a digital world dominated by Online Travel Agents. Our products empower hotels to increase direct bookings, regain profitability, and build closer relationships ...

Lead Software Engineer & Technical Team Lead

Jentic Technology Limited is seeking a Lead Software Engineer (Consultant) to lead teams and develop high-quality solutions that impact users worldwide. You will provide direction and leadership, manage team performance, and assist in career development while working with new technologies. The ideal ca ...

Senior Frontend Engineer — React & React Native (Remote)

A leading fintech startup in the UK is seeking a Senior Frontend Engineer with expertise in React Native and TypeScript to develop features that enhance user financial health. You will work closely with cross-functional teams, contributing to product ideation and delivery. This role offers competitive compensati ...

Lead React Native Developer

Lead React Native Developer – Manchester On behalf of our client based in Manchester, we are looking for a Lead React Native Developer. As Lead React Native Developer, you will be involved in adding new and maintaining existing product features to apps. The Lead React Native Developer will ...

React Native Lead Developer

My leading Digital client are looking for a talented and motivated individual to provide technical leadership in designing, developing and maintaining their digital initiatives and application development as they venture into offering more services for consumers across multiple digital channels. Yo ...

Technical Lead (Python/React)

Technical Lead (Python/React) -POLITE NOTE: Must hold, or be eligible for, SC Clearance. -London | Hybrid (2 days per week in the office) and 3 days from home.We're seeking a hands-on Technical Lead to drive the architecture, development, and delivery of a growing SaaS platform. This ...

Technical Lead (Python/React)

Technical Lead (Python/React) -POLITE NOTE: Must hold, or be eligible for, SC Clearance. -London | Hybrid (2 days per week in the office) and 3 days from home.We're seeking a hands-on Technical Lead to drive the architecture, development, and delivery of a growing SaaS platform. This ...

Impactful Software Engineer Remote & Flexible Hours

Limelight Health is seeking a Software Engineer to contribute to impactful public service projects. In this role, you will work across various technologies including Java, Python, and React, delivering high-quality solutions in an agile environment. We value a diverse workforce and offer flexible benef ...

Senior Full Stack JavaScript Developer Capgemini

Key Responsibilities Architect, develop, and maintain full‑stack web and mobile applications using JavaScript, React, Angular, and Node.js. Design and implement RESTful APIs and micro‑services, ensuring high performance and scalability. Collaborate with cross‑functional team ...

Java/Python Software Developer Risk

Role: Java/Python Software Developer Location: London (Hybrid) Type: Contract Compensation: Up To £750 P/D The role We're working with a leading global financial organisation looking to hire an experienced Backend Engineer to join a ...

Lead Software Engineer & Technical Team Lead

Jentic Technology Limited is hiring a Lead Software Engineer (Consultant) in Northern Ireland. In this role, you will lead teams to develop high-quality solutions that significantly impact users worldwide. You'll manage and mentor a small number of staff while solving challenging problems in a fast-paced envi ...

Software Engineering

Gearset is the leading DevOps platform for Salesforce - our users can build and manage many aspects of their Salesforce development from within Gearset, from complex CI/CD pipelines to disaster recovery. The Gearset platform is a standalone tool that sits outside of the Salesforce platform, integra ...

.NET Developer – Wellington

.NET Developer, C# 14 – Global Technology Brand – Wellington, Somerset(Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer)Our ...

.NET Developer – Wellington

.NET Developer, C# 14 – Global Technology Brand – Wellington, Somerset(Tech stack: .NET Developer, .NET 10.0, ASP.NET, C# 14, WPF, React, Angular 21, Microservices, Azure, ASP.NET Core Web API, Entity Framework, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer)Our ...

Full Stack Engineer (£110,000 £120,000 + Equity) at Magentic.com

Job Title Full Stack Engineer (Front-end leaning) Salary £110,000–£120,000 + Equity Company Description Magentic.com – Sequoia-backed startup building AI agents for the $3tn global manufacturing procurement market. Job Description Join a high- ...

Software Test Engineer: 3 Month Contract: Manchester/Hybrid

Software Test Engineer: 3 Month Contract: Manchester/HybridWe are seeking a Software Test Engineer for a 3 month remote project (Outside IR35.) You will work closely with software development team and be responsible for creating and executing test plans and test cases for software solutions, reviewing an ...

Lead Frontend Engineer AI UI for Procurement (Equity)

Overview A Sequoia-backed startup in London is seeking a Full Stack Engineer with a focus on front-end development (React) to join their high-caliber team. In this role, you'll lead the development of user-friendly interfaces for next-generation AI agents. The ideal candidate has over 6 years of e ...

Senior Software Engineer

Openr is transforming how the hospitality industry manages and shares data. By centralising recipe, product, and pricing information, we help hospitality businesses seamlessly connect to platforms like Deliveroo and Just Eat, as well as EPOS and other customer touch points. We've recently closed a s ...

Senior Software Engineer

We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing new bespoke solutions to solve our customers complex operational problems. As our business continues to grow, we are interested in speaking with a Full Stack Software Engineer with experience in Java to ...

Software Engineer CI/CD & Quality

The Role –Software Engineer – CI/CD & QualityWe are seeking an experienced Software Engineer to join our development team. This is a broad and rewarding role that combines hands-on application development with responsibility for the quality, and testing pipelines of our software suite. You will also ...

React & React Native Engineer — Hybrid (Remote 80%)

SR2 | Socially Responsible Recruitment | Certified B Corporation™ is looking for a React Native / React Developer to join their dynamic team in Bristol. This role offers the chance to develop web-based applications using React while upskilling in React Native. The successful candidate will have 2-3 yea ...

Senior React & React Native Engineer (Web & Mobile)

Mindful Chef, located in Guildford, is seeking a skilled React developer to own the development of their web and mobile applications. This hands-on role requires expertise in Next.js and React, as well as experience with React Native for mobile development. The position offers flexibility for remote or ...

Staff Engineer

Staff Engineer with proven product engineering skills in full stack JavaScript, AI tooling and AWS in production is sought by a market leading PaaS organsiation based in central Manchester.With recent investment this Staff Engineer will play a crucial, lead role in new product development and AI innovati ...

Software Developer Multi Language Stack

Java Script Works is seeking a Software Developer for a full-time position in London, United Kingdom. The ideal candidate will possess a first class STEM degree and have a solid grounding in programming languages including C++, Java, Python, or JavaScript. The role offers a competitive salary ranging f ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Overview Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer - Rust, C++, Java or Python - London - Up To £150k base + meaningful equity Are you excited by solv ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Overview Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer - Rust, C++, Java or Python - London - Up To £150k base + meaningful equity Are you excited by solv ...

Staff Software Engineer

Staff Software Engineer – THE AI Scale-Up of 2026 | Future Unicorn Up to £160,000 plus excellent stock options London – 2 days a week Next.js | React | Typescript | Node | Python Are you a product‑focused Staff Software Engineer who enjoys autonomy and wants to build ...

Senior Software Developer — Python/Django + React

e.surv Chartered Surveyors in Kettering is seeking a Senior Software Developer to enhance their software applications. The successful candidate will develop, test, and maintain applications while providing technical leadership and collaborating with stakeholders. You should have a strong background in Python, Dj ...

Principal Software Engineer

£80,000 - £100,000 + bonus and shares The Opportunity We are VERY excited about this opportunity. We’ve been working with this client for years and every candidate we have ever placed with them have loved it there. Contractors go perm with them, and permies stay for years. If you are consid ...

Tech Lead / Senior Software Engineer / Software Architect

Tech Lead / Senior Software Engineer / Software Architect.NET | C# | Python | AI | Architecture | London (Hybrid)Permanent: £80,000 - £110,000 + BenefitsOR Contract: £600 - £700 per dayLocation: London City (1-2 days per week)OverviewWe're working with a well-known global ...

Senior Software Engineer

Senior Software Engineer CACI Bristol, UK £36,966 per year - estimated ? REMOTECLOSING SOON About Us We are the Information Intelligence Group (IIG) of CACI UK, a specialist software consultancy providing new bespoke solutions to solve our customers compl ...

adoption software engineer. in London Randstad

Adoption Software Engineer London, United Kingdom Posted 10 months ago Below is a snippet of the job description. Tech Stack Java Essential Skills & Experience Proven hands‑on experience building and supporting high‑scale app ...

Senior Digital Engineer (Java)

Salary: £55,000 - 95,000 per year Requirements Hands‑on experience building and maintaining cross‑platform mobile applications using React Native. Strong backend development experience using Java and Spring, including working with large or mature codebases. < ...

Lead Software Engineer – Python / Java AI Markets Technology, Credit Pre Trade Technology

Job Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within Credit Technology, you are an integral part of an agile team that works to enhance, build, and delive ...

Lead Software Engineer Python / Java AI Markets Technology, Credit Pre Trade Technology

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorganChase within Credit Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market‑leading t ...

Lead Software Engineer – Python / Java AI Markets Technology, Credit Pre Trade Technology

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within Credit Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading techno ...

Lead Software Engineer – Python / Java AI Markets Technology, Credit Pre Trade Technology

We have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible.As a Lead Software Engineer at JPMorganChase within Credit Technology, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading techno ...

Copy of Senior Full Stack Software Engineer Payments in Windsor Neilson Financial Services

Required Qualifications Senior level software engineering competency, with strong full-stack experience. Proficient in .NET/C#, JavaScript, Azure SQL (MSSQL). Proven experience developing APIs and UI components in distributed systems. Experience working with pipelin ...

Copy of Senior Full Stack Software Engineer Payments in Windsor Neilson Financial Services

Required Qualifications Senior level software engineering competency, with strong full-stack experience. Proficient in .NET/C#, JavaScript, Azure SQL (MSSQL). Proven experience developing APIs and UI components in distributed systems. Experience working with pipelin ...

Senior Software Engineer / Tech Lead

Senior Software Engineer / Technical Team Lead (Java & C++)OverviewWe are seeking an experienced Senior Software Engineer / Technical Team Lead to join our development team. This is a hands-on leadership role that combines technical delivery, software development, and people ma ...

Senior Software Engineer / Tech Lead

Senior Software Engineer / Technical Team Lead (Java & C++)OverviewWe are seeking an experienced Senior Software Engineer / Technical Team Lead to join our development team. This is a hands-on leadership role that combines technical delivery, software development, and people ma ...

Senior Software Engineer

This range is provided by Harrington Starr. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Harrington Starr Recruiting for C# .NET Software Engineers within the Financial Services T ...

Hybrid Java Backend Engineer | Spring, Microservices

A leading technology-focused organization is seeking skilled Java Software Engineers in Newcastle upon Tyne. You'll design and build scalable Java applications in an Agile environment, while also mentoring junior staff. The ideal candidate has significant experience with Java 8+, Spring, and strong collaboration ...

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    Lead Software Engineer Full Stack Java React Jobs in United Kingdom Job Search Guide, Trends and Insights